BMW 7 Series: Replace Electrical Steering Box (EPS)
IMPORTANT: Steering box:
Check connection of steering box for corrosion, clean contacts if necessary.
The steering box must be replaced if the corrosion is too far advanced.
Connecting line:
In the event of moisture/corrosion inside the two plug connections, check the insulation of the connecting line. If the insulation reveals any noticeable/striking features, partial replacement will be necessary. Otherwise it will be sufficient to replace the contacts or connector housing.
NOTE: In a warranty case you must always provide a fault memory printout, even where there is no fault entry, with the defective part.
Necessary preliminary work:
- Disconnect BATTERY EARTH LEAD
NOTE: High-current-carrying wiring laid with terminal 30 (80 A fuse).
- Remove underbody protection at FRONT and REAR
- Remove COVER FOR STEERING ASSEMBLIES on left and right
- Remove stiffening plate
- Remove TRACK ROD END on both sides from swivel bearing
- Remove LOWER SECTION of steering shaft from steering box
- Version with Dynamic Drive:
- Remove ANTI-ROLL BAR LINK ON RIGHT OF ANTI-ROLL BAR
Unlock plug connection (1) and disconnect.
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Fig. 56: Identifying Connectors
Release screws (1).
Lay holder (2) with wiring to one side.
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Fig. 57: Identifying Holder And Screws
Release screws (1) and tie anti-roll bar (2) to front axle support.
Tightening torque 31 35 1AZ.
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Fig. 58: Identifying Anti-Roll Bar Link With Screws
Release screws (1).
Tightening torque 32 00 1AZ Installation note: Replace screws.
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Fig. 59: Identifying Steering Box Screws
IMPORTANT: Risk of damage! Plug connection (1) on electrical steering box must not be damaged when removing.
Remove steering box with wiring harness downward.
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Fig. 60: Identifying Con
Installation note: Modify TRACK ROD END on left and right.
After installation:
- Carry out PROGRAMMING/ENCODING
- Teach in END STOP SOFTWARE
- Perform CHASSIS / WHEEL ALIGNMENT CHECK
READ NEXT:
Removing And Installing Electrical Steering Box Active Steering
IMPORTANT: Steering box:
Check connection of steering box for corrosion, clean contacts if necessary.
The steering box must be replaced if the corrosion is too far advanced.
Connecting line:
In the
Replacing Active Front Steering Hydraulic Steering Gear
WARNING: DANGER OF POISONING if oil is ingested/absorbed through the
skin!
RISK OF INJURY if oil comes into contact with eyes and skin!
IMPORTANT: Adhere to the utmost cleanliness. Do not allow any d
Steering Arms, Tie Rods, Steer. Damper
INSTRUCTIONS FOR REMOVING AND INSTALLING EAR CLIPS
Notes
NOTE: The work steps are show on assorted components.
Ear clip must always be replaced.
To remove an ear clip, place special tool 32 1 260 at r
SEE MORE:
Replacing Shaft Seal For Drive Flange On Rear Differential
(Inserted Propeller Shaft)
Notes
IMPORTANT: Use only APPROVED OILS.
Failure to comply with this instruction will result in serious damage to the
rear
axle final drive!
Necessary preliminary tasks
Remove THREE-HOLE FLANGE
Remove retaining clip (1) and insert nut (2) with diaphragm seal.
Fig. 54: Identifying Retaining Cli
Comfort Access
Concept
The vehicle can be accessed without operating
the vehicle key.
Carrying the vehicle key with you, e.g., in your
pants pocket, is sufficient.
The vehicle automatically detects the vehicle key
when it is in close proximity or in the car's interior.
Unlocking the vehicle
Grasp the handle of
